Dual inlet base pressure instrument



First Embodiment: FIGS. 1-7;

FIG. 1 is a perspective view;

FIG. 2 is a top plan view;

FIG. 3 is a front elevational view;

FIG. 4 is a left side view;

FIG. 5 is a right side view;

FIG. 6 is a rear elevational view; and

FIG. 7 is a bottom plan view.

Second Embodiment: FIGS. 8-14;

FIG. 8 is a perspective view;

FIG. 9 is a top view;

FIG. 10 is a front elevational view;

FIG. 11 is a left side view;

FIG. 12 is a right side view;

FIG. 13 is a rear elevational view; and

FIG. 14 is a bottom plan view.

Third Embodiment: FIGS. 15-21;

FIG. 15 is a perspective view;

FIG. 16 is a top plan view;

FIG. 17 is a front elevational view;

FIG. 18 is a left side view;

FIG. 19 is a right side view;

FIG. 20 is a rear elevational view; and,

FIG. 21 is a bottom plan view.

The broken line showing is for illustrative purposes only and forms nopart of the claimed design.

The ornamental design for a dual inlet base pressure instrument, asshown and described.